SW532 M MP b

Manual-winding monopusher chronograph featuring date, second time zone, and day/night display. Controlled by a 2 o'clock pusher, it shows hours, minutes, small seconds at 9 o'clock, a central 60-second counter, and a 30-minute counter at 12 o'clock (optional 15-minute version). Includes a central 12-hour GMT, day/night disc at 12 o'clock, quick-set date/GMT, stop-second function, 28,800 vph, 21 jewels, and a 62-hour power reserve.